請問新增資料夾有沒有快鍵?

最快的是按住alt不放,然後F,W,F

no, there's no shortcut excpet alt-f, w, f. however, you can give the this utility a try. the name is bxNewFolder and it's free for personal use.

http://www.baxbex.com/products.html

you get a new icon on the tool bar and f12 becomes your create new folder shortcut in window explorer.